diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi
index 37ae378..4338744 100644
--- a/arch/arm/boot/dts/rk3288.dtsi
+++ b/arch/arm/boot/dts/rk3288.dtsi
@@ -940,6 +940,7 @@
 	i2s: i2s@ff890000 {
 		compatible = "rockchip,rk3288-i2s", "rockchip,rk3066-i2s";
 		reg = <0x0 0xff890000 0x0 0x10000>;
+		#sound-dai-cells = <0>;
 		interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>;
 		#address-cells = <1>;
 		#size-cells = <0>;
@@ -1136,6 +1137,7 @@
 		compatible = "rockchip,rk3288-dw-hdmi";
 		reg = <0x0 0xff980000 0x0 0x20000>;
 		reg-io-width = <4>;
+		#sound-dai-cells = <0>;
 		rockchip,grf = <&grf>;
 		interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&cru  PCLK_HDMI_CTRL>, <&cru SCLK_HDMI_HDCP>;
